Boston Scientific (BSX) has been gaining from new product launches and accretive acquisitions. Yet, unfavorable currency movement and macroeconomic concerns are major dampeners. The stock carries a Zacks Rank #3 (Hold) currently.Factors Driving BSX SharesWe are particularly impressed by Boston Scientific’s recent acquisitions that have added numerous products (though many are under development) with immense potential. This, in turn, should help boost the top line in the long term.The company’s recently-comp ...